General
- Target 0b3e8d60c4cf6855058823ac0936b99c3123123b3b8b220e57dd6119e5b04a55
- Size 1.1MB
- Sample260813-yvrxtser2v
- SHA256 0b3e8d60c4cf6855058823ac0936b99c3123123b3b8b220e57dd6119e5b04a55
- MD5 b144fe12ff36f576e02765e348a5c894
- SHA1 078068df2405d2af406df2deb7e5fa8b688ec096
- SHA512 9dc482dc3a2f21701344acd3413742f801a901913d7e0b2af2de310671532f3a6762cd446ee2a27bfcc08fc016c68d1fdf1a751a5a75bfc243f03c019e8ffa0d
- SSDEEP 12288:UMhn46Yd4FxerPgETvQZKPudo2R+EA+8c7HCeSv7r8dNgt9A1UjvVQ3s0S5/gI1O:N4u/eLJPudokBA1TwS0hfmhs
- TLSH T153450624BABA816CC063F7785DEEE55FEABA7A050644A56F014513170F3ABD08B1733E
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
0b3e8d60c4cf6855058823ac0936b99c3123123b3b8b220e57dd6119e5b04a55.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
0b3e8d60c4cf6855058823ac0936b99c3123123b3b8b220e57dd6119e5b04a55.exe
Resource
win11ltsc2024-20260709-en
Malware Config
Extracted
-
valleyrat_s2
-
1.0
-
154.12.19.70:22011
-
154.12.19.70:22012
Targets
-
- Target 0b3e8d60c4cf6855058823ac0936b99c3123123b3b8b220e57dd6119e5b04a55
- Size 1.1MB
- SHA256 0b3e8d60c4cf6855058823ac0936b99c3123123b3b8b220e57dd6119e5b04a55
- MD5 b144fe12ff36f576e02765e348a5c894
- SHA1 078068df2405d2af406df2deb7e5fa8b688ec096
- SHA512 9dc482dc3a2f21701344acd3413742f801a901913d7e0b2af2de310671532f3a6762cd446ee2a27bfcc08fc016c68d1fdf1a751a5a75bfc243f03c019e8ffa0d
- SSDEEP 12288:UMhn46Yd4FxerPgETvQZKPudo2R+EA+8c7HCeSv7r8dNgt9A1UjvVQ3s0S5/gI1O:N4u/eLJPudokBA1TwS0hfmhs
- TLSH T153450624BABA816CC063F7785DEEE55FEABA7A050644A56F014513170F3ABD08B1733E
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Detects ValleyRAT payload
-
Modifies Windows Defender Real-time Protection settings
-
Modifies Windows Defender notification settings
-
Modifies firewall policy service
-
UAC bypass
-
Windows security bypass
-
Server Software Component: Terminal Services DLL
-
Boot or Logon Autostart Execution: LSASS Driver
Adversaries may modify or add LSASS drivers to obtain persistence on compromised systems.
-
Executes dropped EXE
-
Loads dropped DLL
-
Windows security modification
-
Checks whether UAC is enabled
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1LSASS Driver
1Create or Modify System Process
4Windows Service
4Server Software Component
1Terminal Services DLL
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1LSASS Driver
1Create or Modify System Process
4Windows Service
4Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
7Disable or Modify System Firewall
1Disable or Modify Tools
6Modify Registry
8